HEADER_REMOVE(3) 1 HEADER_REMOVE(3)
header_remove - Remove previously set headers
SYNOPSIS
void header_remove ([string $name])
DESCRIPTION
Removes an HTTP header previously set using header(3).
PARAMETERS
o $name
- The header name to be removed.
Note
This parameter is case-insensitive.
RETURN VALUES
No value is returned.
EXAMPLES
Example #1
Unsetting specific header.
<?php
header("X-Foo: Bar");
header("X-Bar: Baz");
header_remove("X-Foo");
?>
The above example will output something similar to:
X-Bar: Baz
Example #2
Unsetting all previously set headers.
<?php
header("X-Foo: Bar");
header("X-Bar: Baz");
header_remove();
?>
The above example will output something similar to:
NOTES
Caution
This function will remove all headers set by PHP, including cookies, session and the X-Powered-By headers.
Note
Headers will only be accessible and output when a SAPI that supports them is in use.
SEE ALSO
header(3), headers_sent(3).
PHP Documentation Group HEADER_REMOVE(3)
